Key holder



FIG. 1 is a front, left, bottom perspective view of a key holder showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front, left, bottom perspective view of the key holder with a USB charger; and,

FIG. 9 is a rear view of the key holder with a USB charger.

The broken lines showing of the USB charger in FIGS. 8 and 9 is included for the purpose of illustration only and form no part of the claimed design. 

CLAIM The ornamental design for a key holder, as shown and described. 